Light grill



FIG. 1 is a perspective view of a light grill showing my new design, with the broken line showing for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front left perspective view of the light grill;

FIG. 3 is a left side elevational view of the light grill;

FIG. 4 is a rear elevational view of the light grill;

FIG. 5 is a bottom plan view of the light grill;

FIG. 6 is a top plan view of the light grill;

FIG. 7 is a front elevational view of the light grill; and,

FIG. 8 is a cross-section taken along line 8--8 of FIG. 2. 

The ornamental design for a light grill, as shown and described. 